The APQ-181 is the multimode pulse-Doppler radar for the B-2 longrange stealth bomber. It employs a low-RCS passive ESA antenna and incorporates advanced LPI features. Except for that and the fact that, like the APQ-164, it gives the aircraft the autonomous ability to navigate safely around hazards and use them to mask defensive systems, very little can yet be said about the radar at an unclassified level.
Strategic Bombing, Page 1 of 2
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